CN109867847A - Field wear-resistant cable sheath and preparation method thereof - Google Patents
Field wear-resistant cable sheath and preparation method thereof Download PDFInfo
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- CN109867847A CN109867847A CN201910071726.7A CN201910071726A CN109867847A CN 109867847 A CN109867847 A CN 109867847A CN 201910071726 A CN201910071726 A CN 201910071726A CN 109867847 A CN109867847 A CN 109867847A
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- 238000002360 preparation method Methods 0.000 title claims abstract description 39
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims abstract description 36
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims abstract description 30
- 239000006185 dispersion Substances 0.000 claims abstract description 21
- 239000008236 heating water Substances 0.000 claims abstract description 21
- 239000000203 mixture Substances 0.000 claims abstract description 21
- -1 polyethylene Polymers 0.000 claims abstract description 17
- 239000004925 Acrylic resin Substances 0.000 claims abstract description 14
- 229920000178 Acrylic resin Polymers 0.000 claims abstract description 14
- 239000003822 epoxy resin Substances 0.000 claims abstract description 14
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 14
- 239000000020 Nitrocellulose Substances 0.000 claims abstract description 13
- 239000004698 Polyethylene Substances 0.000 claims abstract description 13
- FJWGYAHXMCUOOM-QHOUIDNNSA-N [(2s,3r,4s,5r,6r)-2-[(2r,3r,4s,5r,6s)-4,5-dinitrooxy-2-(nitrooxymethyl)-6-[(2r,3r,4s,5r,6s)-4,5,6-trinitrooxy-2-(nitrooxymethyl)oxan-3-yl]oxyoxan-3-yl]oxy-3,5-dinitrooxy-6-(nitrooxymethyl)oxan-4-yl] nitrate Chemical compound O([C@@H]1O[C@@H]([C@H]([C@H](O[N+]([O-])=O)[C@H]1O[N+]([O-])=O)O[C@H]1[C@@H]([C@@H](O[N+]([O-])=O)[C@H](O[N+]([O-])=O)[C@@H](CO[N+]([O-])=O)O1)O[N+]([O-])=O)CO[N+](=O)[O-])[C@@H]1[C@@H](CO[N+]([O-])=O)O[C@@H](O[N+]([O-])=O)[C@H](O[N+]([O-])=O)[C@H]1O[N+]([O-])=O FJWGYAHXMCUOOM-QHOUIDNNSA-N 0.000 claims abstract description 13
- 229920001220 nitrocellulos Polymers 0.000 claims abstract description 13
- 229920000573 polyethylene Polymers 0.000 claims abstract description 13
- 239000012530 fluid Substances 0.000 claims abstract description 12
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-dimethylformamide Substances CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000003995 emulsifying agent Substances 0.000 claims abstract description 10
- 239000002270 dispersing agent Substances 0.000 claims abstract description 8
- 239000002657 fibrous material Substances 0.000 claims abstract description 8
- 238000001914 filtration Methods 0.000 claims abstract description 8
- 238000003756 stirring Methods 0.000 claims abstract description 8
- 238000001125 extrusion Methods 0.000 claims abstract description 7
- 229920005989 resin Polymers 0.000 claims abstract description 7
- 239000011347 resin Substances 0.000 claims abstract description 7
- HQKMJHAJHXVSDF-UHFFFAOYSA-L magnesium stearate Chemical group [Mg+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O HQKMJHAJHXVSDF-UHFFFAOYSA-L 0.000 claims description 10
- 238000002156 mixing Methods 0.000 claims description 8
- LZDOYVMSNJBLIM-UHFFFAOYSA-N 4-tert-butylphenol;formaldehyde Chemical compound O=C.CC(C)(C)C1=CC=C(O)C=C1 LZDOYVMSNJBLIM-UHFFFAOYSA-N 0.000 claims description 7
- 229940051841 polyoxyethylene ether Drugs 0.000 claims description 6
- 229920000056 polyoxyethylene ether Polymers 0.000 claims description 6
- 235000019359 magnesium stearate Nutrition 0.000 claims description 5
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 4
- 229920002748 Basalt fiber Polymers 0.000 claims description 3
- 239000000919 ceramic Substances 0.000 claims description 3
- 239000003365 glass fiber Substances 0.000 claims description 3
- 150000004767 nitrides Chemical class 0.000 claims description 3
- GWOWVOYJLHSRJJ-UHFFFAOYSA-L cadmium stearate Chemical compound [Cd+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O GWOWVOYJLHSRJJ-UHFFFAOYSA-L 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims 2
- DCXXMTOCNZCJGO-UHFFFAOYSA-N tristearoylglycerol Chemical compound CCCCCCCCCCCCCCCCCC(=O)OCC(OC(=O)CCCCCCCCCCCCCCCCC)COC(=O)CCCCCCCCCCCCCCCCC DCXXMTOCNZCJGO-UHFFFAOYSA-N 0.000 claims 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims 1
- 229910052802 copper Inorganic materials 0.000 claims 1
- 239000010949 copper Substances 0.000 claims 1
- 239000000835 fiber Substances 0.000 claims 1
- 239000002893 slag Substances 0.000 claims 1
- 229920002994 synthetic fiber Polymers 0.000 claims 1
- WSFSSNUMVMOOMR-UHFFFAOYSA-N formaldehyde Natural products O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 abstract description 9
- 238000010438 heat treatment Methods 0.000 abstract description 6
- QHPQWRBYOIRBIT-UHFFFAOYSA-N 4-tert-butylphenol Chemical compound CC(C)(C)C1=CC=C(O)C=C1 QHPQWRBYOIRBIT-UHFFFAOYSA-N 0.000 abstract description 4
- 238000005119 centrifugation Methods 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 5
- 238000011049 filling Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229920001568 phenolic resin Polymers 0.000 description 3
- DUIOKRXOKLLURE-UHFFFAOYSA-N 2-octylphenol Chemical compound CCCCCCCCC1=CC=CC=C1O DUIOKRXOKLLURE-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 229920006231 aramid fiber Polymers 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 229920002521 macromolecule Polymers 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- JXSRRBVHLUJJFC-UHFFFAOYSA-N 7-amino-2-methylsulfanyl-[1,2,4]triazolo[1,5-a]pyrimidine-6-carbonitrile Chemical compound N1=CC(C#N)=C(N)N2N=C(SC)N=C21 JXSRRBVHLUJJFC-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- FJQXCDYVZAHXNS-UHFFFAOYSA-N methadone hydrochloride Chemical compound Cl.C=1C=CC=CC=1C(CC(C)N(C)C)(C(=O)CC)C1=CC=CC=C1 FJQXCDYVZAHXNS-UHFFFAOYSA-N 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
Landscapes
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a kind of field wear-resistant cable sheaths and preparation method thereof, the preparation method includes: to mix nanofiller and emulsifier, heating water bath is carried out at 50-60 DEG C, dispersing agent is added after heating water bath 1-1.5h, centrifugal treating is carried out after continuing heating water bath 10-15min at 100-110 DEG C, filter residue is washed after filtering, is dried, nanofiller M is obtained；Nanofiller M, DMF and ethylene glycol are mixed, nano dispersion fluid is obtained after dispersion, fibrous material is added in nano dispersion fluid, mixture N is obtained after stirring；Mixture N, polyethylene, epoxy resin, cellulose nitrate, p tert butylphenol formaldehyde resin, acrylic resin and ethyl acetate are mixed, obtain sheath after extrusion molding.Sheath obtained has excellent heating conduction and electrical property, while also having excellent abrasive resistance.
Description
Technical field
The present invention relates to cable production fields, and in particular, to a kind of field wear-resistant cable sheath and preparation method thereof.
Background technique
The sheath of cable is insulation mostly, and for thermal coefficient generally in the left and right 0.2W/ (mK), this is mentioning sheath
While for insulation performance, scattering and disappearing for cable internal heat is hindered to a certain extent, the aggregation of heat can accelerate the old of sheath
Change speed, so that its surface abrasion resistance ability declines, so as to shorten the service life of cable.Heat filling is added in sheath material can
It solves the above problems very well, still, heat filling is easy to reunite in macromolecule matrix, deposit and bad dispersibility, eventually leads to
The mechanical properties decrease of sheath, the use technique for not being able to satisfy sheath require.
Therefore it provides a kind of field wear-resistant cable sheath for having excellent mechanical property, heat dissipation performance and wear-resisting property
And preparation method thereof the problem of being urgent need to resolve of the present invention.
Summary of the invention
The object of the present invention is to provide a kind of field wear-resistant cable sheaths and preparation method thereof, solve heat filling and exist
It is easy to reunite in macromolecule matrix, deposits and bad dispersibility, eventually leads to heat dissipation performance, mechanical property and the anticorrosive energy of sheath
The problem of power declines, and is not able to satisfy the use technique requirement of sheath.
To achieve the goals above, the present invention provides a kind of preparation method of field wear-resistant cable sheath, the systems
Preparation Method includes:
(1) preparation of nanofiller: nanofiller and emulsifier are mixed, heating water bath, water-bath are carried out at 50-60 DEG C
Dispersing agent is added after heating 1-1.5h, centrifugal treating is carried out after continuing heating water bath 10-15min at 100-110 DEG C, after filtering
Filter residue is washed, is dried, nanofiller M is obtained；
(2) nanofiller M, DMF and ethylene glycol are mixed, obtains nano dispersion fluid after dispersion, added in nano dispersion fluid
Enter fibrous material, mixture N is obtained after stirring；
(3) preparation of sheath: by mixture N, polyethylene, epoxy resin, cellulose nitrate, p-tert-butylphenol formaldehyde
Resin, acrylic resin and ethyl acetate mixing, obtain sheath after extrusion molding.
The present invention also provides a kind of field wear-resistant cable sheaths, are made by above-mentioned preparation method.
Through the above technical solutions, the present invention provides a kind of preparation method of field wear-resistant cable sheath, the system
Preparation Method includes: the preparation of nanofiller: nanofiller and emulsifier being mixed, heating water bath, water-bath are carried out at 50-60 DEG C
Dispersing agent is added after heating 1-1.5h, centrifugal treating is carried out after continuing heating water bath 10-15min at 100-110 DEG C, after filtering
Filter residue is washed, is dried, nanofiller M is obtained；Nanofiller M, DMF and ethylene glycol are mixed, obtain nanometer after dispersion
Fibrous material is added in nano dispersion fluid, mixture N is obtained after stirring for dispersion liquid；The preparation of sheath: by mixture N, poly- second
Alkene, epoxy resin, cellulose nitrate, p tert butylphenol formaldehyde resin, acrylic resin and ethyl acetate mixing, are extruded into
Sheath is obtained after type；By the optimization processing to heat filling, so as to it is dispersed to the preparing in raw material of sheath well,
As between each raw material synergistic effect so that made from sheath have excellent mechanical property, heating conduction and anticorrosive energy
Power.
Other features and advantages of the present invention will the following detailed description will be given in the detailed implementation section.
Specific embodiment
Detailed description of the preferred embodiments below.It should be understood that described herein specific
Embodiment is merely to illustrate and explain the present invention, and is not intended to restrict the invention.
The endpoint of disclosed range and any value are not limited to the accurate range or value herein, these ranges or
Value should be understood as comprising the value close to these ranges or value.For numberical range, between the endpoint value of each range, respectively
It can be combined with each other between the endpoint value of a range and individual point value, and individually between point value and obtain one or more
New numberical range, these numberical ranges should be considered as specific open herein.
The present invention provides a kind of preparation method of field wear-resistant cable sheath, the preparation method includes:
(1) preparation of nanofiller: nanofiller and emulsifier are mixed, heating water bath, water-bath are carried out at 50-60 DEG C
Dispersing agent is added after heating 1-1.5h, centrifugal treating is carried out after continuing heating water bath 10-15min at 100-110 DEG C, after filtering
Filter residue is washed, is dried, nanofiller M is obtained；
(2) nanofiller M, DMF and ethylene glycol are mixed, obtains nano dispersion fluid after dispersion, added in nano dispersion fluid
Enter fibrous material, mixture N is obtained after stirring；
(3) preparation of sheath: by mixture N, polyethylene, epoxy resin, cellulose nitrate, p-tert-butylphenol formaldehyde
Resin, acrylic resin and ethyl acetate mixing, obtain sheath after extrusion molding.
In a preferred embodiment of the invention, in order to enable sheath obtained has more excellent mechanical property
Energy and the capacity of heat transmission, nanofiller and emulsifier are mixed according to the ratio of 1:20-25；
Nanofiller M, DMF, ethylene glycol and fibrous material are mixed according to the ratio of 1:20-30:15-20:2-5；
Relative to the mixture N of 100 parts by weight, the dosage of the polyethylene is 700-900 parts by weight, the epoxy resin
Dosage be 400-500 parts by weight, the dosage of the cellulose nitrate is 200-300 parts by weight, the p-tert-butylphenol
The dosage of formaldehyde resin is 250-400 parts by weight, and the dosage of the acrylic resin is 100-200 parts by weight, the acetic acid second
The dosage of ester is 150-250 parts by weight.
In a preferred embodiment of the invention, in order to enable sheath obtained has more excellent mechanical property
Energy and the capacity of heat transmission, the nanofiller are one of nano nitride, nano-carbide or nano ceramics.
In a preferred embodiment of the invention, in order to enable sheath obtained has more excellent mechanical property
Energy and the capacity of heat transmission, the emulsifier are alkyl phenol polyoxyethylene ether and/or octyl phenol polyoxyethylene ether.
In a preferred embodiment of the invention, in order to enable sheath obtained has more excellent mechanical property
Energy and the capacity of heat transmission, the dispersing agent are one of magnesium stearate, cadmium stearate and copper stearate or a variety of.
In a preferred embodiment of the invention, in order to enable nanofiller M can be dried sufficiently, step
(1) dry temperature is 40-60 DEG C in, and the dry time is 40-50min.
In a preferred embodiment of the invention, in order to enable nano silica, emulsifier and dispersing agent energy
It is enough sufficiently mixed, the speed being centrifuged in step (1) is 200-300r/s, and the time of centrifugation is 5-10min.
In a preferred embodiment of the invention, in order to enable sheath obtained has more excellent mechanical property
Energy and the capacity of heat transmission, fibrous material are selected from one of glass fibre, basalt fibre and aramid fiber or a variety of.
The present invention also provides a kind of field wear-resistant cable sheaths, are made by above-mentioned preparation method.
The present invention will be described in detail by way of examples below.In following embodiment, the partial size of the nanofiller
For 20-50nm, the weight average molecular weight of the polyethylene is 6000-7000, and the weight average molecular weight of the epoxy resin is 5000-
6000, the weight average molecular weight of the p tert butylphenol formaldehyde resin is 2000-3000, the Weight-average molecular of the acrylic resin
Amount is 4000-5000.
Embodiment 1
The preparation of nanofiller: nano nitride and alkyl phenol polyoxyethylene ether are mixed according to the ratio of 1:20,
Heating water bath is carried out at 50 DEG C, magnesium stearate is added after heating water bath 1h, and it is laggard to continue heating water bath 10min at 100 DEG C
Row centrifugal treating (speed of centrifugation is 200r/s, and the time of centrifugation is 5min), filter residue is washed, dry (temperature after filtering
Degree is 40 DEG C, time 40min), obtain nanofiller M；
Nanofiller M, DMF and ethylene glycol are mixed according to the ratio of 1:20:15:2, nano-dispersed is obtained after dispersion
Glass fibre is added in nano dispersion fluid, mixture N is obtained after stirring for liquid；
The preparation of sheath: by mixture N, polyethylene, epoxy resin, cellulose nitrate, p-tert-butylphenol formaldehyde tree
Rouge, acrylic resin and ethyl acetate mixing, obtain sheath after extrusion molding.Relative to the mixture N of 100g, the polyethylene
Dosage be 700g, the dosage of the epoxy resin is 400g, and the dosage of the cellulose nitrate is 200g, described to tertiary fourth
The dosage of base phenol formaldehyde resin is 250g, and the dosage of the acrylic resin is 100g, and the dosage of the ethyl acetate is
150g。
Embodiment 2
The preparation of nanofiller: nano-carbide and octyl phenol polyoxyethylene ether are mixed according to the ratio of 1:25,
Heating water bath is carried out at 60 DEG C, magnesium stearate is added after heating water bath 1.5h, after continuing heating water bath 15min at 110 DEG C
Centrifugal treating (speed of centrifugation is 300r/s, and the time of centrifugation is 10min) is carried out, filter residue is washed after filtering, is dried
(temperature is 60 DEG C, time 50min), obtains nanofiller M；
Nanofiller M, DMF and ethylene glycol are mixed according to the ratio of 1:30:20:5, nano-dispersed is obtained after dispersion
Basalt fibre is added in nano dispersion fluid, mixture N is obtained after stirring for liquid；
The preparation of sheath: by mixture N, polyethylene, epoxy resin, cellulose nitrate, p-tert-butylphenol formaldehyde tree
Rouge, acrylic resin and ethyl acetate mixing, obtain sheath after extrusion molding.Relative to the mixture N of 100g, the polyethylene
Dosage be 900g, the dosage of the epoxy resin is 500g, and the dosage of the cellulose nitrate is 300g, described to tertiary fourth
The dosage of base phenol formaldehyde resin is 400g, and the dosage of the acrylic resin is 200g, and the dosage of the ethyl acetate is
250g。
Embodiment 3
The preparation of nanofiller: nano ceramics and alkyl phenol polyoxyethylene ether are mixed according to the ratio of 1:22,
Heating water bath is carried out at 55 DEG C, magnesium stearate is added after heating water bath 1.2h, and it is laggard to continue heating water bath 12min at 105 DEG C
Row centrifugal treating (speed of centrifugation is 250r/s, and the time of centrifugation is 8min), filter residue is washed, dry (temperature after filtering
Degree is 50 DEG C, time 45min), obtain nanofiller M；
Nanofiller M, DMF and ethylene glycol are mixed according to the ratio of 1:25:18:3, nano-dispersed is obtained after dispersion
Aramid fiber is added in nano dispersion fluid, mixture N is obtained after stirring for liquid；
The preparation of sheath: by mixture N, polyethylene, epoxy resin, cellulose nitrate, p-tert-butylphenol formaldehyde tree
Rouge, acrylic resin and ethyl acetate mixing, obtain sheath after extrusion molding.Relative to the mixture N of 100g, the polyethylene
Dosage be 800g, the dosage of the epoxy resin is 450g, and the dosage of the cellulose nitrate is 250g, described to tertiary fourth
The dosage of base phenol formaldehyde resin is 300g, and the dosage of the acrylic resin is 150g, and the dosage of the ethyl acetate is
200g。
Test case
Carry out electrical strength, thermal coefficient and wear-resisting property measurement respectively to sheath obtained；Wherein, electrical strength according to
1408.1-2006 standard of GB/T is measured, and thermal coefficient is measured according to ASTM C 518-10 standard, wear-resisting property
It is measured according to international Martindale's standard, testing result is shown in Table 1.
Table 1
| Embodiment number | Electrical strength (normality) | Thermal coefficient | Wear-resisting property |
| Embodiment 1 | 23.5MV/m | 0.35W/(m·K) | Surface is without obvious scratch |
| Embodiment 2 | 23.9MV/m | 0.31W/(m·K) | Surface is without obvious scratch |
| Embodiment 3 | 24.1MV/m | 0.33W/(m·K) | Surface is without obvious scratch |
It can be seen that sheath produced within the scope of the present invention has excellent heating conduction and electrical property by upper table data
Can, while also having excellent abrasive resistance.
The preferred embodiment of the present invention has been described above in detail, still, during present invention is not limited to the embodiments described above
Detail within the scope of the technical concept of the present invention can be with various simple variants of the technical solution of the present invention are made, this
A little simple variants all belong to the scope of protection of the present invention.
It is further to note that specific technical features described in the above specific embodiments, in not lance
In the case where shield, can be combined in any appropriate way, in order to avoid unnecessary repetition, the present invention to it is various can
No further explanation will be given for the combination of energy.
In addition, various embodiments of the present invention can be combined randomly, as long as it is without prejudice to originally
The thought of invention, it should also be regarded as the disclosure of the present invention.
Claims (9)
1. a kind of preparation method of field wear-resistant cable sheath, which is characterized in that the preparation method includes:
(1) preparation of nanofiller: nanofiller and emulsifier are mixed, heating water bath, heating water bath are carried out at 50-60 DEG C
Dispersing agent is added after 1-1.5h, carries out centrifugal treating after continuing heating water bath 10-15min at 100-110 DEG C, it will filter after filtering
Slag is washed, is dried, and nanofiller M is obtained；
(2) nanofiller M, DMF and ethylene glycol are mixed, obtains nano dispersion fluid after dispersion, be added in nano dispersion fluid fine
Material is tieed up, mixture N is obtained after stirring；
(3) preparation of sheath: by mixture N, polyethylene, epoxy resin, cellulose nitrate, p-tert-butylphenol formaldehyde tree
Rouge, acrylic resin and ethyl acetate mixing, obtain sheath after extrusion molding.
2. preparation method according to claim 1, wherein nanofiller and emulsifier are carried out according to the ratio of 1:20-25
Mixing；
Nanofiller M, DMF, ethylene glycol and fibrous material are mixed according to the ratio of 1:20-30:15-20:2-5；
Relative to the mixture N of 100 parts by weight, the dosage of the polyethylene is 700-900 parts by weight, the use of the epoxy resin
Amount is 400-500 parts by weight, and the dosage of the cellulose nitrate is 200-300 parts by weight, the p-tert-butylphenol formaldehyde
The dosage of resin is 250-400 parts by weight, and the dosage of the acrylic resin is 100-200 parts by weight, the ethyl acetate
Dosage is 150-250 parts by weight.
3. preparation method according to claim 1 or 2, wherein the nanofiller is nano nitride, nano-carbide
Or one of nano ceramics.
4. preparation method according to claim 1 or 2, wherein the emulsifier is alkyl phenol polyoxyethylene ether and/or pungent
Base phenol polyethenoxy ether.
5. preparation method according to claim 1 or 2, wherein the dispersing agent is magnesium stearate, cadmium stearate and tristearin
One of sour copper is a variety of.
6. preparation method according to claim 1 or 2, wherein dry temperature is 40-60 DEG C in step (1), dry
Time is 40-50min.
7. preparation method according to claim 1 or 2, wherein the speed being centrifuged in step (1) is 200-300r/s, from
The time of the heart is 5-10min.
8. preparation method according to claim 1 or 2, wherein fibrous material is selected from glass fibre, basalt fibre and virtue
One of synthetic fibre fiber is a variety of.
9. a kind of field wear-resistant cable sheath, which is characterized in that the field wear-resistant cable sheath is by claim 1-8
Preparation method described in any one is made.
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| CN201910071726.7A CN109867847A (en) | 2019-01-25 | 2019-01-25 | Field wear-resistant cable sheath and preparation method thereof |
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